Altius recorded 249 priced readings of nonstop business-class round trips from London (LHR) to Toronto (YYZ) booked 30 days out, across 120 departure dates between 2026-06-06 and 2026-10-04. Observed fares ran from US$5,234 to US$9,589. Every fare Altius recorded for trips booked 30 days out stayed close enough to what this route typically costs that none was flagged.
Altius recorded 248 priced readings of nonstop business-class round trips from London (LHR) to Toronto (YYZ) booked 60 days out, across 120 departure dates between 2026-06-06 and 2026-10-04. Observed fares ran from US$3,120 to US$6,154. The lowest fare Altius scored on this window was US$3,120 for a 2026-10-02 departure, seen on 2026-08-03 — RARE at the time, 40.6% below the US$5,253 this route was typically running that day.
Altius recorded 246 priced readings of nonstop business-class round trips from London (LHR) to Toronto (YYZ) booked 90 days out, across 120 departure dates between 2026-06-06 and 2026-10-04. Observed fares ran from US$3,075 to US$5,973. The lowest fare Altius scored on this window was US$3,075 for a 2026-10-31 departure, seen on 2026-08-02 — RARE at the time, 42.5% below the US$5,348 this route was typically running that day.
A fare can move between our two readings of the same day, most often on the days furthest below typical. Where a day's two readings differ enough to matter, the chart marks that day and both readings can be read separately.